<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <title>Bootstrap</title>
    <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css">
    <style>
        body{
            padding-top:50px;
        }
        .starter{
            padding:40px;
            text-align:center;
        }
    </style>
</head>
<body>
    <nav class="navbar navbar-inverse navbar-fixed-top" role="navigation">
        <div class="container">
            <div class="navbar-header">
                <a href="#" class="navbar-brand">Project Name</a>
            </div>
            <div id="navbar" class="collapse navbar-collapse">
                <ul class="nav navbar-nav">
                    <li class="active"><a href="#">Home</a></li>
                    <li><a href="#">About</a></li>
                    <li><a href="#">Contact</a></li>
                </ul>
            </div>
        </div>
    </nav>

<div class="container">
    <div class="starter">
        <h1>Bootstrap starter template</h1>
        <p class="lead">欢迎来到极客学院</p>
    </div>
</div>
</body>
</html>